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{short description of image}Image Number K8897-1 The production of medflies can be realized in the laboratory by bathing medfly eggs in warm watera process that kills the female embryos but doesn't harm the male embryos. In the pupal stage, the males canbe irradiated to render them sexually sterile. Photo by Scott Bauer.   640 pixels wide: (k8897-1.jpg)   Please visit our Image Gallery


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